<template>
  <div class="login-container">
    <el-form class="login-form" autoComplete="on" :model="loginForm" :rules="loginRules" ref="loginForm" label-position="left">

      <div class="text-center"><img style="width: 100px; margin-bottom: 20px;"  :src="plat_logo"/></div>
      <div class="title-container">
        <h3 class="title">{{plat_name}} 后台管理</h3>
        <!--<lang-select class="set-language"></lang-select>-->
      </div>
      <el-form-item prop="username">
        <span class="svg-container svg-container_login">
          <svg-icon icon-class="user"/>
        </span>
        <el-input name="username" type="text" v-model="loginForm.username" autoComplete="on" placeholder="输入用户名"/>
      </el-form-item>

      <el-form-item prop="password">
        <span class="svg-container">
          <svg-icon icon-class="password"/>
        </span>
        <el-input name="password" :type="passwordType"  v-model="loginForm.password"
                  autoComplete="on" placeholder="输入密码"/>
        <span class="show-pwd" @click="showPwd">
          <svg-icon icon-class="eye"/>
        </span>
      </el-form-item>

      <el-button type="primary" style="width:100%;margin-bottom:30px;" :loading="loading"
                 @click.native.prevent="doLogin">{{$t('login.logIn')}}
      </el-button>

    </el-form>

  </div>
</template>

<script>
  import Validator from '@/utils/validate';
  import Auth from '@/auth';
  import Store from '@/store';
  import Msg from '@/utils/msg';
  import Cookie from '@/utils/cookie';
  import Utils from "../../utils/common";

  let Base64 = require('js-base64').Base64;

  export default {
    components: {},
    name: 'login',
    data() {
      const validateUsername = (rule, value, callback) => {
        if (Validator.isEmpty(value)) {
          callback(new Error("请输入账号"))
        } else {
          callback()
        }
      }
      const validatePassword = (rule, value, callback) => {
        if (value.length < 6) {
          callback(new Error("请输入登录密码"))
        } else {
          callback()
        }
      }
      return {

        plat_logo: window.plat_logo,
        plat_name: window.plat_name,
        loginForm: {
          username: '',
          password: ''
        },
        loginRules: {
          username: [{required: true, trigger: 'blur', validator: validateUsername}],
          password: [{required: true, trigger: 'blur', validator: validatePassword}]
        },
        passwordType: 'password',
        loading: false,
        showDialog: false
      }
    },
    methods: {
      showPwd() {
        if (this.passwordType === 'password') {
          this.passwordType = 'text'
        } else {
          this.passwordType = 'password'
        }
      },
      doLogin() {

        let that = this;
        this.$refs.loginForm.validate(valid => {
          if (valid) {
            this.loading = true
            this.loginForm.pwd =  Base64.encode(this.loginForm.password);

            Auth.loginByPwd(this.loginForm).then( (json)=> {
              this.loading = false
              if(json.code==0){
                Store.commit("SET_TOKEN",json.data.token)
                Msg.success(json.msg,()=>{
//                  var next = Cookie.get('next')
//                  if(next&&next!="null"){
//                    Cookie.set('next',null)
//                    this.$router.push({path: next})
//                  }else{
//                    this.$router.push({path: '/'})
//                  }
                  this.$router.push({path: '/'})
                })
              }else{
                Msg.error(json.msg)
              }
            }).catch(()=>{
              this.loading = false
            })

          }
        })
      }

    },
    created() {


    },
    destroyed() {

    }
  }
</script>

<style rel="stylesheet/scss" lang="scss">
  $bg: #2d3a4b;
  $light_gray: #eee;

  /* reset element-ui css */
  .login-container {
    .el-input {
      display: inline-block;
      height: 47px;
      width: 85%;
      input {
        background: transparent;
        border: 0px;
        -webkit-appearance: none;
        border-radius: 0px;
        padding: 12px 5px 12px 15px;
        color: $light_gray;
        height: 47px;
        &:-webkit-autofill {
          -webkit-box-shadow: 0 0 0px 1000px $bg inset !important;
          -webkit-text-fill-color: #fff !important;
        }
      }
    }
    .el-form-item {
      border: 1px solid rgba(255, 255, 255, 0.1);
      background: rgba(0, 0, 0, 0.1);
      border-radius: 5px;
      color: #454545;
    }
  }
</style>

<style rel="stylesheet/scss" lang="scss" scoped>
  $bg: #2d3a4b;
  $dark_gray: #889aa4;
  $light_gray: #eee;

  .login-container {
    position: fixed;
    height: 100%;
    width: 100%;
    background-color: $bg;
    .login-form {
      position: absolute;
      left: 0;
      right: 0;
      width: 520px;
      padding: 35px 35px 15px 35px;
      margin: 120px auto;
    }
    .tips {
      font-size: 14px;
      color: #fff;
      margin-bottom: 10px;
      span {
        &:first-of-type {
          margin-right: 16px;
        }
      }
    }
    .svg-container {
      padding: 6px 5px 6px 15px;
      color: $dark_gray;
      vertical-align: middle;
      width: 30px;
      display: inline-block;
      &_login {
        font-size: 20px;
      }
    }
    .title-container {
      position: relative;
      .title {
        font-size: 26px;
        font-weight: 400;
        color: $light_gray;
        margin: 0px auto 40px auto;
        text-align: center;
        font-weight: bold;
      }
      .set-language {
        color: #fff;
        position: absolute;
        top: 5px;
        right: 0px;
      }
    }
    .show-pwd {
      position: absolute;
      right: 10px;
      top: 7px;
      font-size: 16px;
      color: $dark_gray;
      cursor: pointer;
      user-select: none;
    }
    .thirdparty-button {
      position: absolute;
      right: 35px;
      bottom: 28px;
    }
  }
</style>

